PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21S375-1-500Pin,spring

Sps Technologies, Llc Dba PB Fasteners · NSN 5315-01-006-9552 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-006-9552 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-006-9552. Primary manufacturer part number: 21S375-1-500.
Features
  • Pin,spring — FSC 5315
  • Style Designator: SLOTTED
  • Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL OVERALL
  • Material Thickness: 0.077 INCHES NOMINAL IN
  • Diameter: 0.375 INCHES NOMINAL IN
  • 13 verified cross-references
  • Primary manufacturer: Sps Technologies, Llc Dba PB Fasteners
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Pin,spring, cataloged under National Stock Number 5315-01-006-9552, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-01-006-9552
Primary Part Number21S375-1-500
Item NamePin,spring
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusCANCELLED
Style DesignatorSLOTTED
Hardness Rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL OVERALL
Material Thickness0.077 INCHES NOMINAL IN
Diameter0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5315-00-484-169520835 INTERCHANGEABLE
Pin,spring
Eaton Corporation Div Eaton Fluid Power
5315-00-687-5159MS171776 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-01-007-8299MS171534 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-01-017-664421S375-1500 INTERCHANGEABLE
Pin,spring
Sps Technologies, Llc Dba PB Fasteners
5315-01-075-108521-S-125-2000 INTERCHANGEABLE
Pin,spring
Sps Technologies, Llc Dba PB Fasteners
5315-01-284-6992 INTERCHANGEABLE
Pin,straight,headless
Cross-Reference Index
Part NumberManufacturer
DCSN01AT195 General Services Administration Federal Supply Service (USA)
21-S-375-1500 Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA)
NASM10971 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
115657263 ITEM 64 Bird-Johnson Propeller Company, Llc (USA)
MIL-P-10971 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
454742 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5315PL0776402 Jednolity Indeks Materialowy - Uniform Material Index (POL)
J496 SLOTTED 3/8 IN DIAX1-1/2 IN Society of Automotive Engineers Inc (USA)
J496 Society of Automotive Engineers Inc (USA)
SPS INDUSTRIES 21-S-375-1500 General Services Administration Federal Supply Service (USA)
21S375-1-500 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
MIL-P-10971 TY1CL2CPA General Services Administration Federal Supply Service (USA)
454742 General Motors Corp (USA)
Related Parts
5315-00-484-1695INTERCHANGEABLE
PIN,SPRING
20835
5315-00-687-5159INTERCHANGEABLE
PIN,SPRING
MS171776
5315-01-007-8299INTERCHANGEABLE
PIN,SPRING
MS171534
5315-01-017-6644INTERCHANGEABLE
PIN,SPRING
21S375-1500
5315-01-075-1085INTERCHANGEABLE
PIN,SPRING
21-S-125-2000
5315-01-284-6992INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS

Frequently Asked Questions

What is NSN 5315-01-006-9552?

NSN 5315-01-006-9552 is a Pin,spring, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-01-006-9552?

NSN 5315-01-006-9552 has 13 cross-referenced part numbers: DCSN01AT195 (General Services Administration Federal Supply Service), 21-S-375-1500 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), NASM10971 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 115657263 ITEM 64 (Bird-Johnson Propeller Company, Llc), MIL-P-10971 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 8 more.

What NSN replaces 5315-01-006-9552?

There are 6 known substitutes for 5315-01-006-9552: 5315-00-484-1695, 5315-00-687-5159, 5315-01-007-8299 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21S375-1-500?

Key specifications for 21S375-1-500: Style Designator: SLOTTED; Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL; Material: STEEL OVERALL; Material Thickness: 0.077 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-01-006-9552 still in active supply?

NSN 5315-01-006-9552 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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